National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Cape Girardeau, Cape Girardeau Regional Airport (KCGI)

Lat: 37.23°NLon: 89.58°WElev: 341ft.

Fair

74°F

23°C

Humidity 97%
Wind Speed Calm
Barometer 29.99 in (1015.2 mb)
Dewpoint 73°F (23°C)
Visibility 8.00 mi
Last update 18 Aug 2:53 am CDT
Extended Forecast for

Kewanee MO

Heat Advisory August 18, 03:38am until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 03:38am until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Overnight

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Light east wind.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. North northeast wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. North wind 3 to 8 mph.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70. North northeast wind 6 to 8 mph.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. North northeast wind 7 to 10 mph.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Monday
Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. Light east wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming north northeast around 6 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. North wind 3 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 70. North northeast wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 89. North northeast wind 7 to 10 mph.
Thursday Night
Mostly clear, with a low around 68. North northeast wind 5 to 8 mph.
Friday
Sunny, with a high near 91. North northeast wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 69. North northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 91. Calm wind becoming north northwest 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 67. North wind 3 to 6 mph.
Sunday
Sunny, with a high near 87. North wind 5 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kewanee MO
 36.68°N 89.56°W
Last Update:
3:16 am CDT Aug 18, 2025
Forecast Valid:
3am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation